D. Charles Kirkpatrick
D. Charles Kirkpatrick
2 ספרים במאגר
ספרים
Relating DifficultyD. Charles Kirkpatrick
Relating Difficulty
D. Charles Kirkpatrick · 2006
Relating difficulty / edited by D. Charles Kirkpatrick, Steve Duck, Megan K. FoleyD. Charles Kirkpatrick
Relating difficulty / edited by D. Charles Kirkpatrick, Steve Duck, Megan K. Foley
D. Charles Kirkpatrick · 2006